Pith Number

pith:ULREYWOK

pith:2019:ULREYWOKCPQLRQG67HCQV5DIDJ

not attested not anchored not stored refs pending

Stochastic Iterative Hard Thresholding for Low-Tucker-Rank Tensor Recovery

Anna Ma, Deanna Needell, Jing Qin, Rachel Grotheer, Shuang Li

arxiv:1909.10132 v2 · 2019-09-23 · math.NA · cs.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ULREYWOKCPQLRQG67HCQV5DIDJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T01:19:36.420509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2e24c59ca13e0b8c0def9c50af4681a60aaf446040da0023c0048effbea06f6

Aliases

arxiv: 1909.10132 · arxiv_version: 1909.10132v2 · doi: 10.48550/arxiv.1909.10132 · pith_short_12: ULREYWOKCPQL · pith_short_16: ULREYWOKCPQLRQG6 · pith_short_8: ULREYWOK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ULREYWOKCPQLRQG67HCQV5DIDJ \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a2e24c59ca13e0b8c0def9c50af4681a60aaf446040da0023c0048effbea06f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e61902c230d6c7941434da9f368924288e6125ebf617e2e84bbacb49b3c62e8b",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-09-23T02:50:58Z",
    "title_canon_sha256": "49349804fc5553957f40b3db9d2fe08bc9f1b615d13bb8d806c6fb8acaea9fd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.10132",
    "kind": "arxiv",
    "version": 2
  }
}